InChI=1S/C23H41O9P/c1-3-4-11-14-21-22(32-21)15-12-9-7-5-6-8-10-13-16-23(25)29-17-20(31-19(2)24)18-30-33(26,27)28/h9,12,20-22H,3-8,10-11,13-18H2,1-2H3,(H2,26,27,28)/b12-9-/t20-,21?,22?/m1/s1